File Descriptors Limit |
2048 |
(Optional) You can change the value as shown below:
/etc/init.d/novell-zos-server: ulimit -n <new_limit>
|
Java Heap Space |
2048 MB |
Change the Java heap space from the default by changing the start parameters in /etc/init.d/novell-zosserver by editing the line
$ZOS_BIN start -d
$ZOS_CONFIG > /dev/null
Change the line as follows:
$ZOS_BIN start --jvmargs=-Xmx4096m -d $ZOS_CONFIG > /dev/null
|
PermGen Space |
512 MB |
Increase the PermGen space size from the default by changing the start parameters in /etc/init.d/novell-zosserver by editing the line
$ZOS_BIN
start -d $ZOS_CONFIG > /dev/null
Change the line as follows:
$ZOS_BIN start --jvmargs=-Xmx4096m --jvmargs=-XX:MaxPermSize=<new_value_in MB> -d $ZOS_CONFIG > /dev/null
|
Audit Queue Size Max |
200 |
Increase the value of this parameter by using the following command:
zosadmin set --mbean="local:facility=audit" --attr=QueueSizeMax --type=Integer --value=1000
|
MaxRunJobWaitTimeout |
120000 |
You can change the value of this parameter as shown below:
zosadmin set --mbean="local:facility=broker" --attr=MaxRunJobWaitTimeout --type=Integer --value=<time_in_milliseconds>
|
MatchingResourcesCheckinterval |
30000 |
Increase the value of this parameter by using the following command:
zosadmin set --mbean="local:facility=broker" --attr=MatchingResourcesCheckInterval --type=Integer --value=600000
|
Kernel ARP Threshold Values |
-
thresh1 = 128
-
thresh2 = 512
-
thresh3 = 1024
|
Set these values higher than the default. For example:
cat /proc/sys/net/ipv4/neigh/default/gc_thresh1 = 256
cat /proc/sys/net/ipv4/neigh/default/gc_thresh2 = 1024
cat /proc/sys/net/ipv4/neigh/default/gc_thresh3 = 2048
|
Job Limits:
-
Soft Top Level Job Limit
-
Max Queued Jobs
-
Absolut Max Active Jobs
|
matrix.maxtopjobs = 200
matrix.maxqueued = 300
matrix.maxactive = 400 |
Change the Grid Object default values in the Development Client as follows:
matrix.maxtopjobs = 600
matrix.maxqueued = 700
matrix.maxactive = 1000 |